programs/winecfg/libraries.c

   1 /*
   2  * WineCfg libraries tabsheet
   3  *
   4  * Copyright 2004 Robert van Herk
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  *
  20  */
  21
  22 #define NONAMELESSUNION
  23 #include <windows.h>
  24 #include <commdlg.h>
  25 #include <wine/debug.h>
  26 #include <stdio.h>
  27 #include "winecfg.h"
  28 #include "resource.h"
  29
  30 WINE_DEFAULT_DEBUG_CHANNEL(winecfg);
  31
  32 typedef enum _DLGMODE
  33 {
  34         DLL,
  35         APP,
  36         GLOBAL,
  37 } DLGMODE;
  38
  39 typedef enum _DLLMODE {
  40         BUILTIN_NATIVE,
  41         NATIVE_BUILTIN,
  42         BUILTIN,
  43         NATIVE,
  44         DISABLE,
  45         UNKNOWN /*Special value indicating an erronous DLL override mode*/
  46 } DLLMODE;
  47
  48 static void removeSpaces(char* in, char* out)
  49 {
  50   int i,j;
  51   j = 0;
  52   for (i = 0; i < strlen(in); i++)
  53   {
  54     if (in[i] != ' ')
  55     {
  56       out[j] = in[i];
  57       j++;
  58     }
  59   }
  60   out[j] = 0;
  61 }
  62
  63 static DLLMODE Str2DLLMode(char* c)
  64 {
  65   /*Parse a string into a DLLMode*/
  66   char* d = HeapAlloc(GetProcessHeap(), 0, sizeof(c));
  67   removeSpaces(c,d);
  68   if (strcmp (d, "builtin,native") == 0) {
  69     return BUILTIN_NATIVE;
  70   } else
  71   if (strcmp (d, "native,builtin") == 0) {
  72     return NATIVE_BUILTIN;
  73   } else
  74   if (strcmp (d, "native") == 0){
  75     return NATIVE;
  76   } else
  77   if (strcmp (d, "builtin") == 0) {
  78     return BUILTIN;
  79   } else
  80   if (strcmp (d, "") == 0) {
  81     return DISABLE;
  82   } else
  83     return UNKNOWN;
  84 }
  85
  86 static char* DLLMode2Str(DLLMODE mode)
  87 {
  88   char* res;
  89   switch (mode) {
  90     case NATIVE:
  91       res = "native";
  92       break;
  93     case BUILTIN:
  94       res = "builtin";
  95       break;
  96     case NATIVE_BUILTIN:
  97       res = "native, builtin";
  98       break;
  99     case BUILTIN_NATIVE:
 100       res = "builtin, native";
 101       break;
 102     case DISABLE:
 103       res = "";
 104       break;
 105     default:
 106       res = "unknown";
 107   }
 108   return strdup(res);
 109 }
 110
 111 typedef struct _DLLOVERRIDE
 112 {
 113         char* lpcKey;    /*The actual dll name*/
 114         DLLMODE mode;
 115 } DLLOVERRIDE, *LPDLLOVERRIDE;
 116
 117 static LPDLLOVERRIDE CreateDLLOverride(char* lpcKey)
 118 {
 119         LPDLLOVERRIDE out = HeapAlloc(GetProcessHeap(),0,sizeof(DLLOVERRIDE));
 120         out->lpcKey = strdup (lpcKey);
 121         return out;
 122 }
 123
 124 static VOID FreeDLLOverride(LPDLLOVERRIDE ldo)
 125 {
 126         if (ldo->lpcKey)
 127                 free(ldo->lpcKey);
 128         HeapFree(GetProcessHeap(),0,ldo);
 129 }
 130
 131 typedef struct _APPL
 132 {
 133         BOOL isGlobal;
 134         char* lpcApplication;
 135         char* lpcSection; /*Registry section*/
 136 } APPL, *LPAPPL;
 137
 138 static LPAPPL CreateAppl(BOOL isGlobal, char* application, char* section)
 139 {
 140         LPAPPL out;
 141         out = HeapAlloc(GetProcessHeap(),0,sizeof(APPL));
 142         out->lpcApplication = strdup(application);
 143         out->lpcSection = strdup(section);
 144         out->isGlobal = isGlobal;
 145         return out;
 146 }
 147
 148 static VOID FreeAppl(LPAPPL lpAppl)
 149 {
 150         if (lpAppl->lpcApplication)
 151                 free(lpAppl->lpcApplication); /* The strings were strdup-ped, so we use "free" */
 152         if (lpAppl->lpcSection)
 153                 free(lpAppl->lpcSection);
 154         HeapFree(GetProcessHeap(),0,lpAppl);
 155 }
 156
 157 typedef struct _ITEMTAG
 158 {
 159         LPAPPL lpAppl;
 160         LPDLLOVERRIDE lpDo;
 161 } ITEMTAG, *LPITEMTAG;
 162
 163 static LPITEMTAG CreateItemTag()
 164 {
 165         LPITEMTAG out;
 166         out = HeapAlloc(GetProcessHeap(),0,sizeof(ITEMTAG));
 167         out->lpAppl = 0;
 168         out->lpDo = 0;
 169         return out;
 170 }
 171
 172 static VOID FreeItemTag(LPITEMTAG lpit)
 173 {
 174         if (lpit->lpAppl)
 175                 FreeAppl(lpit->lpAppl);
 176         if (lpit->lpDo)
 177                 FreeDLLOverride(lpit->lpDo);
 178         HeapFree(GetProcessHeap(),0,lpit);
 179 }
 180
 181 static VOID UpdateDLLList(HWND hDlg, char* dll)
 182 {
 183         /*Add if it isn't already in*/
 184         if (SendDlgItemMessage(hDlg, IDC_DLLLIST, CB_FINDSTRING, 1, (LPARAM) dll) == CB_ERR)
 185                 SendDlgItemMessage(hDlg,IDC_DLLLIST,CB_ADDSTRING,0,(LPARAM) dll);
 186 }
 187
 188 static VOID LoadLibrarySettings(LPAPPL appl /*DON'T FREE, treeview will own this*/, HWND hDlg, HWND hwndTV)
 189 {
 190         HKEY key;
 191         int i;
 192         DWORD size;
 193         DWORD readSize;
 194         char name [255];
 195         char read [255];
 196         LPITEMTAG lpIt;
 197         TVINSERTSTRUCT tis;
 198         HTREEITEM hParent;
 199         LPDLLOVERRIDE lpdo;
 200
 201         WINE_TRACE("opening %s\n", appl->lpcSection);
 202         if (RegOpenKey (configKey, appl->lpcSection, &key) == ERROR_SUCCESS)
 203         {
 204                 i = 0;
 205                 size = 255;
 206                 readSize = 255;
 207
 208                 lpIt = CreateItemTag();
 209                 lpIt->lpAppl = appl;
 210
 211                 tis.hParent = NULL;
 212                 tis.hInsertAfter = TVI_LAST;
 213                 tis.u.item.mask = TVIF_TEXT | TVIF_PARAM;
 214                 tis.u.item.pszText = appl->lpcApplication;
 215                 tis.u.item.lParam = (LPARAM)lpIt;
 216                 hParent = TreeView_InsertItem(hwndTV,&tis);
 217                 tis.hParent = hParent;
 218
 219                 while (RegEnumValue(key, i, name, &size, NULL, NULL, read, &readSize) == ERROR_SUCCESS)
 220                 {
 221                         WINE_TRACE("Reading value %s, namely %s\n", name, read);
 222
 223                         lpIt = CreateItemTag();
 224                         lpdo = CreateDLLOverride(name);
 225                         lpIt->lpDo = lpdo;
 226                         tis.u.item.lParam = (LPARAM)lpIt;
 227                         tis.u.item.pszText = name;
 228
 229                         lpdo->mode = Str2DLLMode(read);
 230
 231                         TreeView_InsertItem(hwndTV,&tis);
 232                         UpdateDLLList(hDlg, name);
 233                         i ++; size = 255; readSize = 255;
 234                 }
 235                 RegCloseKey(key);
 236         }
 237 }
 238
 239 static VOID SetEnabledDLLControls(HWND dialog, DLGMODE dlgmode)
 240 {
 241         if (dlgmode == DLL) {
 242                 enable(IDC_RAD_BUILTIN);
 243                 enable(IDC_RAD_NATIVE);
 244                 enable(IDC_RAD_BUILTIN_NATIVE);
 245                 enable(IDC_RAD_NATIVE_BUILTIN);
 246                 enable(IDC_RAD_DISABLE);
 247                 enable(IDC_DLLS_REMOVEDLL);
 248         } else {
 249                 disable(IDC_RAD_BUILTIN);
 250                 disable(IDC_RAD_NATIVE);
 251                 disable(IDC_RAD_BUILTIN_NATIVE);
 252                 disable(IDC_RAD_NATIVE_BUILTIN);
 253                 disable(IDC_RAD_DISABLE);
 254                 disable(IDC_DLLS_REMOVEDLL);
 255         }
 256
 257         if (dlgmode == APP) {
 258                 enable(IDC_DLLS_REMOVEAPP);
 259         }
 260         else {
 261                 disable(IDC_DLLS_REMOVEAPP);
 262         }
 263 }
 264
 265 static VOID OnInitLibrariesDlg(HWND hDlg)
 266 {
 267         HWND hwndTV;
 268         LPAPPL lpAppl;
 269         HKEY applKey;
 270         int i;
 271         DWORD size;
 272         char appl [255];
 273         char lpcKey [255];
 274         FILETIME ft;
 275
 276         hwndTV = GetDlgItem(hDlg,IDC_TREE_DLLS);
 277         lpAppl = CreateAppl(TRUE,"Global DLL Overrides", "DllOverrides");
 278         LoadLibrarySettings(lpAppl, hDlg, hwndTV);
 279
 280         /*And now the application specific stuff:*/
 281         if (RegOpenKey(configKey, "AppDefaults", &applKey) == ERROR_SUCCESS) {
 282                 i = 0;
 283                 size = 255;
 284                 while (RegEnumKeyEx(applKey, i, appl, &size, NULL, NULL, NULL, &ft) == ERROR_SUCCESS)
 285                 {
 286                         sprintf(lpcKey, "AppDefaults\\%s\\DllOverrides", appl);
 287                         lpAppl = CreateAppl(FALSE,appl, lpcKey);
 288                         LoadLibrarySettings(lpAppl, hDlg, hwndTV);
 289                         i++; size = 255;
 290                 }
 291                 RegCloseKey(applKey);
 292         }
 293
 294         SetEnabledDLLControls(hDlg, GLOBAL);
 295 }
 296
 297 static VOID OnTreeViewChangeItem(HWND hDlg, HWND hTV)
 298 {
 299         TVITEM ti;
 300         LPITEMTAG lpit;
 301         int buttonId;
 302
 303         ti.mask = TVIF_PARAM;
 304         ti.hItem = TreeView_GetSelection(hTV);
 305         if (TreeView_GetItem (hTV, &ti))
 306         {
 307                 lpit = (LPITEMTAG) ti.lParam;
 308                 if (lpit->lpDo)
 309                 {
 310                         WINE_TRACE("%s\n", lpit->lpDo->lpcKey);
 311                         buttonId = IDC_RAD_BUILTIN;
 312                         switch (lpit->lpDo->mode)
 313                         {
 314                                 case NATIVE:
 315                                         buttonId = IDC_RAD_NATIVE;
 316                                         break;
 317                                 case BUILTIN:
 318                                         buttonId = IDC_RAD_BUILTIN;
 319                                         break;
 320                                 case NATIVE_BUILTIN:
 321                                         buttonId = IDC_RAD_NATIVE_BUILTIN;
 322                                         break;
 323                                 case BUILTIN_NATIVE:
 324                                         buttonId = IDC_RAD_BUILTIN_NATIVE;
 325                                         break;
 326                                 case DISABLE:
 327                                         buttonId = IDC_RAD_DISABLE;
 328                                         break;
 329                                 case UNKNOWN:
 330                                         buttonId = -1;
 331                                         break;
 332                         }
 333                         CheckRadioButton(hDlg, IDC_RAD_BUILTIN, IDC_RAD_DISABLE, buttonId);
 334                         SetEnabledDLLControls(hDlg, DLL);
 335                 } else {
 336                         if (lpit->lpAppl)
 337                         {
 338                                 if (lpit->lpAppl->isGlobal == TRUE)
 339                                         SetEnabledDLLControls(hDlg, GLOBAL);
 340                                 else
 341                                         SetEnabledDLLControls(hDlg, APP);
 342                         }
 343                 }
 344         }
 345 }
 346
 347 static VOID SetDLLMode(HWND hDlg, DLLMODE mode)
 348 {
 349         HWND hTV;
 350         TVITEM ti;
 351         LPITEMTAG lpit;
 352         char* cMode;
 353         TVITEM tiPar;
 354         LPITEMTAG lpitPar;
 355
 356         hTV = GetDlgItem(hDlg, IDC_TREE_DLLS);
 357         ti.mask = TVIF_PARAM;
 358         ti.hItem = TreeView_GetSelection(hTV);
 359         if (TreeView_GetItem (hTV, &ti))
 360         {
 361                 lpit = (LPITEMTAG) ti.lParam;
 362                 if (lpit->lpDo)
 363                 {
 364                         lpit->lpDo->mode = mode;
 365                         cMode = DLLMode2Str (mode);
 366                         /*Find parent, so we can read registry section*/
 367                         tiPar.mask = TVIF_PARAM;
 368                         tiPar.hItem = TreeView_GetParent(hTV, ti.hItem);
 369                         if (TreeView_GetItem(hTV,&tiPar))
 370                         {
 371                                 lpitPar = (LPITEMTAG) tiPar.lParam;
 372                                 if (lpitPar->lpAppl)
 373                                 {
 374                                         addTransaction(lpitPar->lpAppl->lpcSection, lpit->lpDo->lpcKey, ACTION_SET, cMode);
 375                                 }
 376                         }
 377                         free(cMode);
 378                 }
 379         }
 380 }
 381
 382 static VOID OnBuiltinClick(HWND hDlg)
 383 {
 384         SetDLLMode(hDlg, BUILTIN);
 385 }
 386
 387 static VOID OnNativeClick(HWND hDlg)
 388 {
 389         SetDLLMode(hDlg, NATIVE);
 390 }
 391
 392 static VOID OnBuiltinNativeClick(HWND hDlg)
 393 {
 394         SetDLLMode(hDlg, BUILTIN_NATIVE);
 395 }
 396
 397 static VOID OnNativeBuiltinClick(HWND hDlg)
 398 {
 399         SetDLLMode(hDlg, NATIVE_BUILTIN);
 400 }
 401
 402 static VOID OnDisableClick(HWND hDlg)
 403 {
 404         SetDLLMode(hDlg, DISABLE);
 405 }
 406
 407 static VOID OnTreeViewDeleteItem(NMTREEVIEW* nmt)
 408 {
 409         FreeItemTag((LPITEMTAG)(nmt->itemOld.lParam));
 410 }
 411
 412 static VOID OnAddDLLClick(HWND hDlg)
 413 {
 414         HWND hTV;
 415         TVITEM ti;
 416         LPITEMTAG lpit;
 417         LPITEMTAG lpitNew;
 418         TVITEM childti;
 419         char dll [255];
 420         BOOL doAdd;
 421         TVINSERTSTRUCT tis;
 422
 423         hTV = GetDlgItem(hDlg, IDC_TREE_DLLS);
 424         ti.mask = TVIF_PARAM;
 425         ti.hItem = TreeView_GetSelection(hTV);
 426         if (TreeView_GetItem (hTV, &ti))
 427         {
 428                 lpit = (LPITEMTAG) ti.lParam;
 429                 if (lpit->lpDo) { /*Is this a DLL override (that is: a subitem), then find the parent*/
 430                         ti.hItem = TreeView_GetParent(hTV, ti.hItem);
 431                         if (TreeView_GetItem(hTV,&ti)) {
 432                                 lpit = (LPITEMTAG) ti.lParam;
 433                         } else return;
 434                 }
 435         } else return;
 436         /*Now we should have an parent item*/
 437         if (lpit->lpAppl)
 438         {
 439                 lpitNew = CreateItemTag();
 440                 SendDlgItemMessage(hDlg,IDC_DLLLIST,WM_GETTEXT,(WPARAM)255, (LPARAM) dll);
 441                 if (strlen(dll) > 0) {
 442                         /*Is the dll already in the list? If so, don't do it*/
 443                         doAdd = TRUE;
 444                         childti.mask = TVIF_PARAM;
 445                         if ((childti.hItem = TreeView_GetNextItem(hTV, ti.hItem, TVGN_CHILD))) {
 446                                 /*Retrieved first child*/
 447                                 while (TreeView_GetItem (hTV, &childti))
 448                                 {
 449                                         if (strcmp(((LPITEMTAG)childti.lParam)->lpDo->lpcKey,dll) == 0) {
 450                                                 doAdd = FALSE;
 451                                                 break;
 452                                         }
 453                                         childti.hItem = TreeView_GetNextItem(hTV, childti.hItem, TVGN_NEXT);
 454                                 }
 455                         }
 456                         if (doAdd)
 457                         {
 458                                 lpitNew->lpDo = CreateDLLOverride(dll);
 459                                 lpitNew->lpDo->mode = NATIVE;
 460                                 tis.hInsertAfter = TVI_LAST;
 461                                 tis.u.item.mask = TVIF_TEXT | TVIF_PARAM;
 462                                 tis.u.item.pszText = dll;
 463                                 tis.u.item.lParam = (LPARAM)lpitNew;
 464                                 tis.hParent = ti.hItem;
 465                                 TreeView_InsertItem(hTV,&tis);
 466                                 UpdateDLLList(hDlg, dll);
 467                                 addTransaction(lpit->lpAppl->lpcSection, dll, ACTION_SET, "native");
 468                         } else MessageBox(hDlg, "A DLL with that name is already in this list...", "", MB_OK | MB_ICONINFORMATION);
 469                 }
 470         } else return;
 471 }
 472
 473 static VOID OnRemoveDLLClick(HWND hDlg)
 474 {
 475         HWND hTV;
 476         TVITEM ti;
 477         LPITEMTAG lpit;
 478         TVITEM tiPar;
 479         LPITEMTAG lpitPar;
 480
 481         hTV = GetDlgItem(hDlg, IDC_TREE_DLLS);
 482         ti.mask = TVIF_PARAM;
 483         ti.hItem = TreeView_GetSelection(hTV);
 484         if (TreeView_GetItem (hTV, &ti)) {
 485                 lpit = (LPITEMTAG) ti.lParam;
 486                 if (lpit->lpDo)
 487                 {
 488                         /*Find parent for section*/
 489                         tiPar.mask = TVIF_PARAM;
 490                         tiPar.hItem = TreeView_GetParent(hTV, ti.hItem);
 491                         if (TreeView_GetItem(hTV,&tiPar))
 492                         {
 493                                 lpitPar = (LPITEMTAG) tiPar.lParam;
 494                                 if (lpitPar->lpAppl)
 495                                 {
 496                                         addTransaction(lpitPar->lpAppl->lpcSection, lpit->lpDo->lpcKey, ACTION_REMOVE, NULL);
 497                                         TreeView_DeleteItem(hTV,ti.hItem);
 498                                 }
 499                         }
 500                 }
 501         }
 502 }
 503
 504 static VOID OnAddApplicationClick(HWND hDlg)
 505 {
 506         char szFileTitle [255];
 507         char szFile [255];
 508         char lpcKey [255];
 509
 510         TVINSERTSTRUCT tis;
 511         LPITEMTAG lpit;
 512         OPENFILENAME ofn = { sizeof(OPENFILENAME),
 513                 0, /*hInst*/0, "Wine Programs (*.exe,*.exe.so)\0*.exe;*.exe.so\0", NULL, 0, 0, NULL,
 514                 0, NULL, 0, NULL, NULL,
 515                 OFN_SHOWHELP, 0, 0, NULL, 0, NULL };
 516
 517         ofn.lpstrFileTitle = szFileTitle;
 518         ofn.lpstrFileTitle[0] = '\0';
 519         ofn.nMaxFileTitle = sizeof(szFileTitle);
 520         ofn.lpstrFile = szFile;
 521         ofn.lpstrFile[0] = '\0';
 522         ofn.nMaxFile = sizeof(szFile);
 523
 524         if (GetOpenFileName(&ofn))
 525         {
 526                 tis.hParent = NULL;
 527                 tis.hInsertAfter = TVI_LAST;
 528                 tis.u.item.mask = TVIF_TEXT | TVIF_PARAM;
 529                 tis.u.item.pszText = szFileTitle;
 530                 lpit = CreateItemTag();
 531                 sprintf(lpcKey, "AppDefaults\\%s\\DllOverrides", szFileTitle);
 532                 lpit->lpAppl = CreateAppl(FALSE,szFileTitle,lpcKey);
 533                 tis.u.item.lParam = (LPARAM)lpit;
 534                 TreeView_InsertItem(GetDlgItem(hDlg,IDC_TREE_DLLS), &tis);
 535                 setConfigValue(lpcKey,NULL,NULL);
 536         }
 537 }
 538
 539 static VOID OnRemoveApplicationClick(HWND hDlg)
 540 {
 541         HWND hTV;
 542         TVITEM ti;
 543         LPITEMTAG lpit;
 544
 545         hTV = GetDlgItem(hDlg, IDC_TREE_DLLS);
 546         ti.mask = TVIF_PARAM;
 547         ti.hItem = TreeView_GetSelection(hTV);
 548         if (TreeView_GetItem (hTV, &ti)) {
 549                 lpit = (LPITEMTAG) ti.lParam;
 550                 if (lpit->lpAppl)
 551                 {
 552                         addTransaction(lpit->lpAppl->lpcSection, NULL, ACTION_REMOVE, NULL);
 553                         TreeView_DeleteItem(hTV,ti.hItem);
 554                 }
 555         }
 556 }
 557
 558 INT_PTR CALLBACK
 559 LibrariesDlgProc (HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
 560 {
 561         switch (uMsg)
 562         {
 563         case WM_INITDIALOG:
 564                 OnInitLibrariesDlg(hDlg);
 565                 break;
 566         case WM_NOTIFY:
 567                 switch (((LPNMHDR)lParam)->code) {
 568                 case TVN_SELCHANGED: {
 569                                 switch(LOWORD(wParam)) {
 570                                 case IDC_TREE_DLLS:
 571                                         OnTreeViewChangeItem(hDlg, GetDlgItem(hDlg,IDC_TREE_DLLS));
 572                                         break;
 573                                 }
 574                         }
 575                         break;
 576                 case TVN_DELETEITEM:
 577                         OnTreeViewDeleteItem ((LPNMTREEVIEW)lParam);
 578                         break;
 579                 }
 580                 break;
 581         case WM_COMMAND:
 582                 switch(HIWORD(wParam)) {
 583                 case BN_CLICKED:
 584                         switch(LOWORD(wParam)) {
 585                         case IDC_RAD_BUILTIN:
 586                                 OnBuiltinClick(hDlg);
 587                                 break;
 588                         case IDC_RAD_NATIVE:
 589                                 OnNativeClick(hDlg);
 590                                 break;
 591                         case IDC_RAD_BUILTIN_NATIVE:
 592                                 OnBuiltinNativeClick(hDlg);
 593                                 break;
 594                         case IDC_RAD_NATIVE_BUILTIN:
 595                                 OnNativeBuiltinClick(hDlg);
 596                                 break;
 597                         case IDC_RAD_DISABLE:
 598                                 OnDisableClick(hDlg);
 599                                 break;
 600                         case IDC_DLLS_ADDAPP:
 601                                 OnAddApplicationClick(hDlg);
 602                                 break;
 603                         case IDC_DLLS_REMOVEAPP:
 604                                 OnRemoveApplicationClick(hDlg);
 605                                 break;
 606                         case IDC_DLLS_ADDDLL:
 607                                 OnAddDLLClick(hDlg);
 608                                 break;
 609                         case IDC_DLLS_REMOVEDLL:
 610                                 OnRemoveDLLClick(hDlg);
 611                                 break;
 612                         }
 613                         break;
 614                 }
 615                 break;
 616         }
 617
 618         return 0;
 619 }